Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $54.75 | 20,839 | Officer | 67,926 | 2012-02-06 | Filing |
| $56.83 | 29,161 | Officer | 88,765 | 2012-02-03 | Filing |
| $46.83 | 1,000 | Director | 3,150 | 2011-09-07 | Filing |
| $46.84 | 50,000 | Director | 3,000 | 2011-05-05 | Filing |
| $50.59 | 13,454 | Large Shareholder, Officer, Director | 128,200 | 2010-12-14 | Filing |
| $51.52 | 11,546 | Large Shareholder, Officer, Director | 141,654 | 2010-12-13 | Filing |
| $52.37 | 46,654 | Officer | 118,926 | 2010-12-08 | Filing |
| $52.41 | 13,346 | Officer | 165,580 | 2010-12-07 | Filing |
| $48.28 | 21,200 | Large Shareholder, Officer, Director | 3,742,583 | 2010-11-08 | Filing |
| $47.16 | 30,000 | Large Shareholder, Officer, Director | 3,763,783 | 2010-11-01 | Filing |
| $45.24 | 30,000 | Large Shareholder, Officer, Director | 3,793,783 | 2010-10-28 | Filing |
| $49.39 | 32,700 | Large Shareholder, Officer, Director | 3,823,783 | 2010-06-15 | Filing |
| $50.60 | 36,100 | Large Shareholder, Officer, Director | 3,856,483 | 2010-06-14 | Filing |
| $48.20 | 6,442 | Large Shareholder, Officer, Director | 3,892,583 | 2010-06-08 | Filing |
| $48.85 | 23,558 | Large Shareholder, Officer, Director | 3,899,025 | 2010-06-07 | Filing |
| $54.69 | 4,126 | Large Shareholder, Officer, Director | 153,200 | 2010-06-03 | Filing |
| $54.11 | 3,444 | Large Shareholder, Officer, Director | 157,326 | 2010-06-02 | Filing |
| $53.90 | 2,430 | Large Shareholder, Officer, Director | 160,770 | 2010-06-01 | Filing |
| $54.69 | 24,761 | Large Shareholder, Officer, Director | 3,922,583 | 2010-06-03 | Filing |
| $54.11 | 20,661 | Large Shareholder, Officer, Director | 3,947,344 | 2010-06-02 | Filing |